package com.gcb.framework.service.impl;

import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import javax.validation.Validator;

import com.gcb.common.constant.CacheConstants;
import com.gcb.common.core.domain.AjaxResult;
import com.gcb.common.core.domain.dto.SysUserForgetPasswordDto;
import com.gcb.common.core.domain.dto.SysUserSearchDto;
import com.gcb.common.core.domain.entity.SysDept;
import com.gcb.common.core.domain.vo.SysUserDetailVo;
import com.gcb.common.core.redis.RedisCache;
import com.gcb.common.enums.StatusEnum;
import com.gcb.framework.domain.SysPost;
import com.gcb.framework.domain.SysUserPost;
import com.gcb.framework.domain.SysUserRole;
import com.gcb.framework.service.ISysDeptService;
import com.gcb.framework.service.ISysUserService;
import com.gcb.framework.utils.SecurityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.CollectionUtils;
import com.gcb.common.annotation.DataScope;
import com.gcb.common.constant.UserConstants;
import com.gcb.common.core.domain.entity.SysRole;
import com.gcb.common.core.domain.entity.SysUser;
import com.gcb.common.exception.ServiceException;
import com.gcb.common.utils.StringUtils;
import com.gcb.common.utils.bean.BeanValidators;
import com.gcb.common.utils.spring.SpringUtils;
import com.gcb.framework.mapper.SysPostMapper;
import com.gcb.framework.mapper.SysRoleMapper;
import com.gcb.framework.mapper.SysUsersMapper;
import com.gcb.framework.mapper.SysUserPostMapper;
import com.gcb.framework.mapper.SysUserRoleMapper;
import com.gcb.framework.service.ISysConfigService;

import static com.gcb.framework.utils.SecurityUtils.getDeptIds;


/**
 * 用户 业务层处理
 *
 * @author ruoyi
 */
@Service
public class SysUserServiceImpl implements ISysUserService {
    private static final Logger log = LoggerFactory.getLogger(SysUserServiceImpl.class);

    @Autowired
    private SysUsersMapper userMapper;

    @Autowired
    private SysRoleMapper roleMapper;

    @Autowired
    private SysPostMapper postMapper;

    @Autowired
    private SysUserRoleMapper userRoleMapper;

    @Autowired
    private SysUserPostMapper userPostMapper;

    @Autowired
    private ISysConfigService configService;

    @Autowired
    private RedisCache redisCache;

    @Autowired
    protected Validator validator;

    @Autowired
    private ISysDeptService deptService;


    /**
     * 根据条件分页查询用户列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectUserList(SysUser user) {
        List<SysUser> sysUsers = userMapper.selectUserList(user);
        sysUsers.forEach(e -> {
            if (StringUtils.isNotBlank(e.getPhonenumber()) && e.getPhonenumber().length() == 11) {
                e.setPhonenumber(e.getPhonenumber().replaceAll("(\\d{3})\\d{4}(\\d{4})", "$1****$2"));
            }
        });
        return sysUsers;
    }

    /**
     * 根据条件分页查询已分配用户角色列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectAllocatedList(SysUser user) {
        return userMapper.selectAllocatedList(user);
    }

    /**
     * 根据条件分页查询未分配用户角色列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectUnallocatedList(SysUser user) {
        user.setDeptIds(getDeptIds(deptService.selectDeptTreeList(new SysDept()), new ArrayList<>()));
        return userMapper.selectUnallocatedList(user);
    }

    /**
     * 通过用户名查询用户
     *
     * @param userName 用户名
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserByUserName(String userName) {
        return userMapper.selectUserByUserName(userName);
    }

    /**
     * 通过电话查询用户
     *
     * @param phone 用户名
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserByPhone(String phone) {
        return userMapper.selectUserByPhone(phone);
    }

    /**
     * 通过用户ID查询用户
     *
     * @param userId 用户ID
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserById(Long userId) {
        return userMapper.selectUserById(userId);
    }

    /**
     * 查询用户所属角色组
     *
     * @param userName 用户名
     * @return 结果
     */
    @Override
    public String selectUserRoleGroup(String userName) {
        List<SysRole> list = roleMapper.selectRolesByUserName(userName);
        if (CollectionUtils.isEmpty(list)) {
            return StringUtils.EMPTY;
        }
        return list.stream().map(SysRole::getRoleName).collect(Collectors.joining(","));
    }

    /**
     * 查询用户所属岗位组
     *
     * @param userName 用户名
     * @return 结果
     */
    @Override
    public String selectUserPostGroup(String userName) {
        List<SysPost> list = postMapper.selectPostsByUserName(userName);
        if (CollectionUtils.isEmpty(list)) {
            return StringUtils.EMPTY;
        }
        return list.stream().map(SysPost::getPostName).collect(Collectors.joining(","));
    }

    /**
     * 校验用户名称是否唯一
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean checkUserNameUnique(SysUser user) {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkUserNameUnique(user.getUserName());
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue()) {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验手机号码是否唯一
     *
     * @param user 用户信息
     * @return
     */
    @Override
    public boolean checkPhoneUnique(SysUser user) {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkPhoneUnique(user.getPhonenumber());
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue()) {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验email是否唯一
     *
     * @param user 用户信息
     * @return
     */
    @Override
    public boolean checkEmailUnique(SysUser user) {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkEmailUnique(user.getEmail());
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue()) {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验用户是否允许操作
     *
     * @param user 用户信息
     */
    @Override
    public void checkUserAllowed(SysUser user) {
        if (StringUtils.isNotNull(user.getUserId()) && user.isAdmin()) {
            throw new ServiceException("不允许操作超级管理员用户");
        }
    }

    /**
     * 校验用户是否有数据权限
     *
     * @param userId 用户id
     */
    @Override
    public void checkUserDataScope(Long userId) {
        if (!SysUser.isAdmin(SecurityUtils.getUserId())) {
            SysUser user = new SysUser();
            user.setUserId(userId);
            List<SysUser> users = SpringUtils.getAopProxy(this).selectUserList(user);
            if (StringUtils.isEmpty(users)) {
                throw new ServiceException("没有权限访问用户数据！");
            }
        }
    }

    /**
     * 新增保存用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    @Transactional
    public int insertUser(SysUser user) {
        int rows = 1;
        // 新增用户信息
        SysUser sysUser = selectUserByPhone(user.getPhonenumber());
        if (sysUser == null) {
            rows = userMapper.insertUser(user);
        } else {
            user.setUserId(sysUser.getUserId());
        }
        // 新增用户岗位关联
//        insertUserPost(user);
        // 新增用户与角色管理
        insertUserRole(user);
        return rows;
    }

    /**
     * 注册用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean registerUser(SysUser user) {
        return userMapper.insertUser(user) > 0;
    }

    /**
     * 修改保存用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    @Transactional
    public int updateUser(SysUser user) {
        Long userId = user.getUserId();
        // 删除用户与角色关联
        userRoleMapper.deleteUserRoleByUserId(userId, user.getOldDeptId());
        // 新增用户与角色管理
        insertUserRole(user);
        // 删除用户与岗位关联
//        userPostMapper.deleteUserPostByUserId(userId);
        // 新增用户与岗位管理
//        insertUserPost(user);
        return userMapper.updateUser(user);
    }

    /**
     * 用户授权角色
     *
     * @param userId  用户ID
     * @param deptId  部门ID
     * @param roleIds 角色组
     */
    @Override
    @Transactional
    public void insertUserAuth(Long userId, Long deptId, Long[] roleIds) {
        userRoleMapper.deleteUserRoleByUserId(userId, deptId);
        insertUserRole(userId, deptId, roleIds);
    }

    /**
     * 修改用户状态
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int updateUserStatus(SysUser user) {
        return userMapper.updateUser(user);
    }

    /**
     * 修改用户基本信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int updateUserProfile(SysUser user) {
        return userMapper.updateUser(user);
    }

    /**
     * 修改用户头像
     *
     * @param userName 用户名
     * @param avatar   头像地址
     * @return 结果
     */
    @Override
    public boolean updateUserAvatar(String userName, String avatar) {
        return userMapper.updateUserAvatar(userName, avatar) > 0;
    }

    /**
     * 重置用户密码
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int resetPwd(SysUser user) {
        return userMapper.updateUser(user);
    }

    /**
     * 重置用户密码
     *
     * @param userName 用户名
     * @param password 密码
     * @return 结果
     */
    @Override
    public int resetUserPwd(String userName, String password) {
        return userMapper.resetUserPwd(userName, password);
    }

    /**
     * 新增用户角色信息
     *
     * @param user 用户对象
     */
    @Override
    public void insertUserRole(SysUser user) {
        //如果在一个平台已有其他角色绑定 不允许多次新增关系
        if (userRoleMapper.countByUserIdAndDeptId(user.getUserId(), SecurityUtils.getLoginUser().getOperateId()) > 0) {
            throw new ServiceException("该用户已在该平台有相关信息，请勿重复新增");
        }
        this.insertUserRole(user.getUserId(), user.getDeptId(), user.getRoleIds());
    }

    /**
     * 新增用户岗位信息
     *
     * @param user 用户对象
     */
    public void insertUserPost(SysUser user) {
        Long[] posts = user.getPostIds();
        if (StringUtils.isNotEmpty(posts)) {
            // 新增用户与岗位管理
            List<SysUserPost> list = new ArrayList<SysUserPost>(posts.length);
            for (Long postId : posts) {
                SysUserPost up = new SysUserPost();
                up.setUserId(user.getUserId());
                up.setPostId(postId);
                list.add(up);
            }
            userPostMapper.batchUserPost(list);
        }
    }

    /**
     * 新增用户角色信息
     *
     * @param userId  用户ID
     * @param deptId  部门ID
     * @param roleIds 角色组
     */
    public void insertUserRole(Long userId, Long deptId, Long[] roleIds) {
        //一个企业里只能有一个超级管理员（每个运营都是独立的企业）
        if (StringUtils.isNotEmpty(roleIds)) {
            // 新增用户与角色管理
            List<SysUserRole> list = new ArrayList<SysUserRole>(roleIds.length);
            for (Long roleId : roleIds) {
                SysUserRole ur = new SysUserRole();
                ur.setUserId(userId);
                ur.setDeptId(deptId);
                ur.setRoleId(roleId);
                list.add(ur);
            }
            userRoleMapper.batchUserRole(list);
        }
    }

    /**
     * 通过用户ID删除用户
     *
     * @param userId 用户ID
     * @return 结果
     */
    @Override
    @Transactional
    public int deleteUserById(Long userId) {
        // 删除用户与角色关联
        userRoleMapper.deleteUserRoleByUserId(userId, null);
        // 删除用户与岗位表
//        userPostMapper.deleteUserPostByUserId(userId);
        return userMapper.deleteUserById(userId);
    }

    /**
     * 批量删除用户信息
     *
     * @param userIds 需要删除的用户ID
     * @return 结果
     */
    @Override
    @Transactional
    public int deleteUserByIds(Long[] userIds) {
        for (Long userId : userIds) {
            checkUserAllowed(new SysUser(userId));
            checkUserDataScope(userId);
        }
        // 删除用户与角色关联
        userRoleMapper.deleteUserRole(userIds);
        // 删除用户与岗位关联
        userPostMapper.deleteUserPost(userIds);
        return userMapper.deleteUserByIds(userIds);
    }

    /**
     * 导入用户数据
     *
     * @param userList        用户数据列表
     * @param isUpdateSupport 是否更新支持，如果已存在，则进行更新数据
     * @param operName        操作用户
     * @return 结果
     */
    @Override
    public String importUser(List<SysUser> userList, Boolean isUpdateSupport, String operName) {
        if (StringUtils.isNull(userList) || userList.size() == 0) {
            throw new ServiceException("导入用户数据不能为空！");
        }
        int successNum = 0;
        int failureNum = 0;
        StringBuilder successMsg = new StringBuilder();
        StringBuilder failureMsg = new StringBuilder();
        String password = configService.selectConfigByKey("sys.user.initPassword");
        for (SysUser user : userList) {
            try {
                // 验证是否存在这个用户
                SysUser u = userMapper.selectUserByUserName(user.getUserName());
                if (StringUtils.isNull(u)) {
                    BeanValidators.validateWithException(validator, user);
                    user.setPassword(SecurityUtils.encryptPassword(password));
                    user.setCreateBy(operName);
                    userMapper.insertUser(user);
                    successNum++;
                    successMsg.append("<br/>" + successNum + "、账号 " + user.getUserName() + " 导入成功");
                } else if (isUpdateSupport) {
                    BeanValidators.validateWithException(validator, user);
                    checkUserAllowed(u);
                    checkUserDataScope(u.getUserId());
                    user.setUserId(u.getUserId());
                    user.setUpdateBy(operName);
                    userMapper.updateUser(user);
                    successNum++;
                    successMsg.append("<br/>" + successNum + "、账号 " + user.getUserName() + " 更新成功");
                } else {
                    failureNum++;
                    failureMsg.append("<br/>" + failureNum + "、账号 " + user.getUserName() + " 已存在");
                }
            } catch (Exception e) {
                failureNum++;
                String msg = "<br/>" + failureNum + "、账号 " + user.getUserName() + " 导入失败：";
                failureMsg.append(msg + e.getMessage());
                log.error(msg, e);
            }
        }
        if (failureNum > 0) {
            failureMsg.insert(0, "很抱歉，导入失败！共 " + failureNum + " 条数据格式不正确，错误如下：");
            throw new ServiceException(failureMsg.toString());
        } else {
            successMsg.insert(0, "恭喜您，数据已全部导入成功！共 " + successNum + " 条，数据如下：");
        }
        return successMsg.toString();
    }

    //################################ 业务方法 #################################
    @Override
    public List<SysUserDetailVo> querySysUserByDtoCondi(SysUserSearchDto sysUserSearchDto) {
        List<SysUserDetailVo> sysUserDetailVos = userMapper.querySysUserByDtoCondi(sysUserSearchDto);
        return sysUserDetailVos;
    }

    @Override
    public AjaxResult forgetPwdSetPwd(SysUserForgetPasswordDto forgetPasswordDto) {
        String userPhone = forgetPasswordDto.getUserPhone();
        String reqVerifyCode = forgetPasswordDto.getVerifyCode();
        String newPassword = forgetPasswordDto.getNewPassword();
        if (!Pattern.compile("^[1][1,2,3,4,5,6,7,8,9][0-9]{9}$").matcher(userPhone).matches()) {
            throw new ServiceException("手机号格式错误");
        }
        //校验该手机号是否注册
        SysUserSearchDto sysUserSearchDto = new SysUserSearchDto();
        sysUserSearchDto.setPhonenumber(userPhone);
        List<SysUserDetailVo> sysUserDetailVos = userMapper.querySysUserByDtoCondi(sysUserSearchDto);
        if (sysUserDetailVos != null) {//0 已注册，1 未注册，2 数据错误
            if (sysUserDetailVos.size() == 0) {
                throw new ServiceException("当前手机号未注册账号");
            }
            if (sysUserDetailVos.size() == 1) {//该手机号已注册
                SysUserDetailVo sysUserDetailVoDB = sysUserDetailVos.get(0);
                if (StatusEnum.DELETED.getCode().equals(sysUserDetailVoDB.getDelFlag())) {
                    throw new ServiceException("该用户已被删除");
                } else if (StatusEnum.DISABLE.getCode().equals(sysUserDetailVoDB.getStatus())) {
                    throw new ServiceException("该用户已被停用");
                }
            }
            if (sysUserDetailVos.size() > 1) {
                throw new ServiceException("该用户手机号已被注册，且注册用户有多个，数据错误");
            }
        } else {
            throw new ServiceException("当前手机号未注册账号");
        }
        //校验验证码是否正确
        String verifyKey = CacheConstants.SYS_VERIFY_CODE_KEY + StringUtils.nvl(userPhone, "");
        Long expireTime = redisCache.getExpire(verifyKey);
        if (expireTime != null && expireTime.longValue() > 0) {
        } else {// 缓存过期
            throw new ServiceException("此验证码错误或者已过期，请重新发送验证码");
        }
        String verifyCodeCache = redisCache.getCacheObject(verifyKey);
        if (StringUtils.isBlank(verifyCodeCache)) {
            throw new ServiceException("系统错误，请重新发送验证码");
        }
        if (!reqVerifyCode.equalsIgnoreCase(verifyCodeCache)) {
            throw new ServiceException("验证码错误");
        }
        //设置新密码
        SysUser user = new SysUser();
        user.setPhonenumber(userPhone);
        user.setPassword(SecurityUtils.encryptPassword(newPassword));
        userMapper.updateUserByCondi(user);
        return AjaxResult.success();
    }

    /**
     * 转移超级管理员
     *
     * @param afterUserId 转移后的用户id
     */
    @Override
    @Transactional
    public int transferSysSuperAdmin(Long afterUserId, Long afterDeptId) {
        //当前登录用户所在运营角色必须为系统管理员才有操作权限
        long count = SecurityUtils.getLoginUser().getUser().getRoles().stream().filter(r -> r.getRoleId() == 100L).count();
        if (count == 0) {
            throw new ServiceException("当前登录用户非系统管理员角色，无法转移超级管理员");
        }
        //转移后的用户id如果为当前登录用户则无需转移
        if (Objects.equals(afterUserId, SecurityUtils.getUserId())) {
            throw new ServiceException("当前登录用户已是系统管理员角色，无需转移");
        }
        //先将当前登录用户和转移后的用户原有角色绑定记录删除
        Long operateId = SecurityUtils.getLoginUser().getOperateId();
        userRoleMapper.deleteUserRoleByUserId(afterUserId, afterDeptId);
        userRoleMapper.deleteUserRoleByUserId(SecurityUtils.getUserId(), operateId);
        //查询当前运营普通员工角色id
        List<SysRole> roleList = roleMapper.selectRoleList(new SysRole() {{
            setRoleKey("normal");
            setCreateByOperate(operateId);
        }});
        //默认为当前用户绑定普通员工角色
        insertUserRole(SecurityUtils.getUserId(), operateId, new Long[]{roleList.get(0).getRoleId()});
        //转移后用户绑定系统管理员角色
        insertUserRole(afterUserId, operateId, new Long[]{100L});
        return 1;
    }
}
